Merge pull request #739 in RMS/api-main-service from core-dev-gladys to RMSv2

* commit '28b560c0':
  template approver is editable fix

app/applicationlayer/cms/template/approver/serializers.py

@@ -59,7 +59,8 @@ class ChangeRequestTemplateApproversSerializer(
             else:
                 ret['editable_deleg'] = True
 
-            if instance.delegation.name.lower() == 'requestor':
+            if instance.delegation:
+                if instance.delegation.name.lower() == 'requestor' or instance.delegation.name.lower() == 'vendor/implementor':
                     
                     ret['editable_user'] = False
                     ret['editable_comp'] = False